| download: | Backdoor.MSIL.Tyupkin.zip |
| Full analysis: | https://app.any.run/tasks/7180ef05-988d-439b-8a82-d76497666359 |
| Verdict: | Suspicious activity |
| Analysis date: | October 16, 2020, 09:10:57 |
| OS: | Windows 7 Professional Service Pack 1 (build: 7601, 32 bit) |
| Indicators: | |
| MIME: | application/zip |
| File info: | Zip archive data, at least v2.0 to extract |
| MD5: | 69FBC6A70B315D827C524BEA4B899C44 |
| SHA1: | 38EA7BAE684864714599FB0D1E7F702967C5A35A |
| SHA256: | FB07FB7CB7B15ECB86920B74BE2EC2B955AE356B464BAA7415A7F257B0C02E98 |
| SSDEEP: | 12288:6OB1TEjQo/2aEZLGr78fkQ9CKn0yF8SjKzYiLX05yIp4qrh8djKQru:6OvTMQoOvQ8fkGlRGLo4u8d/u |
MALICIOUS
No malicious indicators.SUSPICIOUS
Executable content was dropped or overwritten
- WinRAR.exe (PID: 1788)
- msiexec.exe (PID: 3436)
Executed as Windows Service
- vssvc.exe (PID: 2456)
Creates files in the Windows directory
- msiexec.exe (PID: 3436)
INFO
Low-level read access rights to disk partition
- vssvc.exe (PID: 2456)
Manual execution by user
- msiexec.exe (PID: 2328)
Creates files in the program directory
- msiexec.exe (PID: 3436)
Creates a software uninstall entry
- msiexec.exe (PID: 3436)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .zip | | | ZIP compressed archive (100) |
|---|
EXIF
ZIP
| ZipRequiredVersion: | 20 |
|---|---|
| ZipBitFlag: | 0x0009 |
| ZipCompression: | Deflated |
| ZipModifyDate: | 2014:10:08 10:24:12 |
| ZipCRC: | 0x7a780a40 |
| ZipCompressedSize: | 90768 |
| ZipUncompressedSize: | 188416 |
| ZipFileName: | Backdoor.Win32.Tyupkin.d.ViR |
Total processes
41
Monitored processes
4
Malicious processes
0
Suspicious processes
1
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1788 | "C:\Program Files\WinRAR\WinRAR.exe" "C:\Users\admin\AppData\Local\Temp\Backdoor.MSIL.Tyupkin.zip" | C:\Program Files\WinRAR\WinRAR.exe | explorer.exe | ||||||||||||
User: admin Company: Alexander Roshal Integrity Level: MEDIUM Description: WinRAR archiver Exit code: 0 Version: 5.60.0 Modules
| |||||||||||||||
| 2328 | "C:\Windows\System32\msiexec.exe" /i "C:\Users\admin\Desktop\SDK320.msi" | C:\Windows\System32\msiexec.exe | — | explorer.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows® installer Exit code: 0 Version: 5.0.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 2456 | C:\Windows\system32\vssvc.exe | C:\Windows\system32\vssvc.exe | — | services.exe | |||||||||||
User: SYSTEM Company: Microsoft Corporation Integrity Level: SYSTEM Description: Microsoft® Volume Shadow Copy Service Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 3436 | C:\Windows\system32\msiexec.exe /V | C:\Windows\system32\msiexec.exe | services.exe | ||||||||||||
User: SYSTEM Company: Microsoft Corporation Integrity Level: SYSTEM Description: Windows® installer Exit code: 0 Version: 5.0.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
Total events
1 256
Read events
972
Write events
272
Delete events
12
Modification events
| (PID) Process: | (1788) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\Interface\Themes |
| Operation: | write | Name: | ShellExtBMP |
Value: | |||
| (PID) Process: | (1788) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\Interface\Themes |
| Operation: | write | Name: | ShellExtIcon |
Value: | |||
| (PID) Process: | (1788) WinRAR.exe | Key: | HKEY_CLASSES_ROOT\Local Settings\MuiCache\13B\52C64B7E |
| Operation: | write | Name: | LanguageList |
Value: en-US | |||
| (PID) Process: | (1788) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\ArcHistory |
| Operation: | write | Name: | 0 |
Value: C:\Users\admin\AppData\Local\Temp\Backdoor.MSIL.Tyupkin.zip | |||
| (PID) Process: | (1788) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths |
| Operation: | write | Name: | name |
Value: 120 | |||
| (PID) Process: | (1788) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths |
| Operation: | write | Name: | size |
Value: 80 | |||
| (PID) Process: | (1788) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths |
| Operation: | write | Name: | type |
Value: 120 | |||
| (PID) Process: | (1788) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths |
| Operation: | write | Name: | mtime |
Value: 100 | |||
| (PID) Process: | (1788) WinRAR.exe | Key: | HKEY_CLASSES_ROOT\Local Settings\MuiCache\13B\52C64B7E |
| Operation: | write | Name: | @C:\Windows\System32\msimsg.dll,-34 |
Value: Windows Installer Package | |||
| (PID) Process: | (1788) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\Interface |
| Operation: | write | Name: | ShowPassword |
Value: 0 | |||
Executable files
6
Suspicious files
6
Text files
21
Unknown types
5
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 3436 | msiexec.exe | C:\System Volume Information\SPP\metadata-2 | — | |
MD5:— | SHA256:— | |||
| 2456 | vssvc.exe | C: | — | |
MD5:— | SHA256:— | |||
| 3436 | msiexec.exe | C:\Users\admin\AppData\Local\Temp\~DFF3FA75BE57CBE440.TMP | — | |
MD5:— | SHA256:— | |||
| 3436 | msiexec.exe | C:\System Volume Information\SPP\snapshot-2 | binary | |
MD5:— | SHA256:— | |||
| 3436 | msiexec.exe | C:\System Volume Information\SPP\OnlineMetadataCache\{959dd850-1220-43d7-911d-dd576246001b}_OnDiskSnapshotProp | binary | |
MD5:— | SHA256:— | |||
| 3436 | msiexec.exe | C:\Windows\Installer\13017b.ipi | binary | |
MD5:— | SHA256:— | |||
| 3436 | msiexec.exe | C:\Windows\Installer\MSI157F.tmp | binary | |
MD5:— | SHA256:— | |||
| 3436 | msiexec.exe | C:\Program Files\Common Files\XFS\SDK\INCLUDE\XFSAPI.H | text | |
MD5:1CDB483423999D441A74C7BE2EC64C13 | SHA256:3F85DB745242A16B1A05F29FF06C282E03A201C8635D608178B661B63C0864E9 | |||
| 3436 | msiexec.exe | C:\Windows\Installer\13017a.msi | executable | |
MD5:32D5CCA418B81E002BB3FDD8E4062BC9 | SHA256:6303EE28660F9D8BFF4A494F96D681A2CEBC72E5ABC1AC3B0FDEBCDDBB7E0B8D | |||
| 1788 | WinRAR.exe | C:\Users\admin\AppData\Local\Temp\Rar$DRb1788.32523\SDK320.msi | executable | |
MD5:32D5CCA418B81E002BB3FDD8E4062BC9 | SHA256:6303EE28660F9D8BFF4A494F96D681A2CEBC72E5ABC1AC3B0FDEBCDDBB7E0B8D | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
0
DNS requests
0
Threats
0
HTTP requests
Download PCAP, analyze network streams, HTTP content and a lot more at the full report